00327nam a2200109Ia 4500008004100000040002500041082001500066100005100081245004300132260003200175300001000207230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a519.5 Ho36  aHeitzman,  William R. and Frederick W. Mueller 0aStatistics for business and economics   bAllyn and Bacon, Inc.c1980  a670p.